Vua Ham Nghi, whose birth name was Nguyen Phuc Ung Lich, was the 9th emperor of the Nguyen Dynasty in Vietnam. He was born on August 3, 1871, and ascended to the throne in 1884 at the age of 13. His reign was short-lived and marked by resistance against French colonial rule.

Hien Nhon Gate (Cửa Hiển Nhơn) is one of four gates located in the East of the Hue Imperial Citadel to enter and leave the Citadel. Hien Nhon Gate was built in 1805 under the reign of King Gia Long.

The Citadel Gate (Cổng Ngọ Môn) in Hue, Vietnam, is the main entrance to the Imperial City, a UNESCO World Heritage site and the former capital of Vietnam during the Nguyen Dynasty. The Citadel Gate is one of the most iconic structures within the Imperial City and serves as the entrance to the Forbidden Purple City, which was reserved exclusively for the emperor, his family, and his royal concubines.

Cu­a Chanh Dong hay cu­a Dong Ba (Chanh Dong Gate) is located in the east and is one of the ten main gates of Hue citadel. Dong Ba Gate was built in 1809 under the reign of King Gia Long. By the reign of King Minh Mang, it was solidly built and completed as it is today.

Cửa Chương Đức (Chuong Duc Gate) is one of four doors to enter the Hue Imperial Citadel. It is located in the Le Huan street, Thua Thien Hue.

Dương Nỗ is a ward in Thuan Hoa district, Hue city, Vietnam. Duong No Ward has an area of ​​20.63 km², the population in 2023 is 27,985 people, the population density reaches 1,356 people/km². It has 19 residential groups.

Hue Historic Citadel (Kinh thành Huế), located in Hue City, Vietnam, was the capital of the Nguyen Dynasty from 1802 to 1945. The Imperial City was built in the early 19th century during the reign of Emperor Gia Long and was designed to reflect the unique cultural and architectural traditions of Vietnam.

Cu­a Trai or Ke Trai of which the main name is Dong Bac Mon (Cu­a Dong Bac), is located in the northeast corner of Hue Citadel, on the west bank of the Dong BaRiver. The arch was built in 1809 under the reign of King Gia Long, and the upper floor was built in 1824 under the reign of King Minh Mang.

Thái Tổ miếu is a historical site dedicated to the worship of the first kings of the Nguyen dynasty. The construction of Thai To Mieu began in 1806 during the reign of Emperor Gia Long and was completed in 1833 during the reign of Emperor Minh Mang. The temple complex covers an area of over 7,000 square meters and features a range of traditional Vietnamese architectural styles.

Emperor Dục Đức’s burial ground is a small complex that also includes the graves of Emperors Thanh Thai and Duy Tan. Emperor Duc Duc was the 11th emperor of the Nguyen Dynasty in Vietnam. Interestingly, Duc Duc was imprisoned by the court for being a Francophile and he died after reigning only three days in 1883. He was born on September 2, 1852, in Hue, the capital city of Vietnam at the time.